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 County results Hatfield: 60–70% 70–80% | |||||||||||||||||
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| Elections in Oregon |
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The 1984 United States Senate election in Oregon took place on November 6, 1984. Incumbent Republican U.S. Senator Mark Hatfield was re-elected to a fourth term in office, defeating Democratic State Senator Margie Hendriksen. As of 2022, this is the last U.S. Senate race in Oregon where every county voted for the same candidate.